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Diffstat (limited to 'activesupport/CHANGELOG')
-rw-r--r-- | activesupport/CHANGELOG | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/activesupport/CHANGELOG b/activesupport/CHANGELOG index 7e20faecfa..0ed194591c 100644 --- a/activesupport/CHANGELOG +++ b/activesupport/CHANGELOG @@ -1,5 +1,30 @@ *SVN* +* Add Enumerable#group_by for grouping collections based on the result of some + block. Useful, for example, for grouping records by date. + + ex. + + latest_transcripts.group_by(&:day).each do |day, transcripts| + p "#{day} -> #{transcripts.map(&:class) * ', '}" + end + "2006-03-01 -> Transcript" + "2006-02-28 -> Transcript" + "2006-02-27 -> Transcript, Transcript" + "2006-02-26 -> Transcript, Transcript" + + Add Array#in_groups_of, for iterating over an array in groups of a certain + size. + + ex. + + %w(1 2 3 4 5 6 7).in_groups_of(3) {|g| p g} + ["1", "2", "3"] + ["4", "5", "6"] + ["7", nil, nil] + + [Marcel Molina Jr., Sam Stephenson] + * Added Kernel#daemonize to turn the current process into a daemon that can be killed with a TERM signal [DHH] * Add 'around' methods to Logger, to make it easy to log before and after messages for a given block as requested in #3809. [Michael Koziarski] Example: |